This topic describes how to renew a subscription bandwidth plan. This avoids business interruption caused by an expired bandwidth plan.

Background information

You cannot renew a pay-as-you-go bandwidth plan.


  1. Log on to the CEN console.
  2. On the Instances page of the CEN console, find the CEN instance that you want to manage and click its ID.
  3. On the CEN details page, click the Bandwidth Plans tab, find the bandwidth plan that you want to manage, and click Renew in the Actions column.
  4. On the Renew page, specify a renewal duration, select I have read and agree to《CEN Agreement of Service》, click Buy Now, and then complete the payment.